Quattro Pro
Videos
Quattro Pro is a spreadsheet program developed by Borland and now sold by Alludo, most often as part of Alludo's WordPerfect Office suite.
Portion of a Quattro Pro for Windows spreadsheet
Quattro Pro 6 User's Guide, from the Novell era
Corel WordPerfect Office X5 installation CD, containing Quattro Pro X5
Multiplan
Videos
Multiplan is a spreadsheet program developed by Microsoft and introduced in 1982 as a competitor to VisiCalc.
Multiplan floppy disk for Macintosh
